Raymarine 150/400 Installation Manual page 8

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Type 150/400 autopilot system
Key components
Rudder
position sensor
Drive
unit
Typical
drive units
Hydraulic
pump
Options
External GyroPlus
yaw sensor
Type 150/400 Autopilot System: Installation Guide
Course
computer
Rotary
drive
Linear drive
Wind
vane
Other
equipment
SeaTalk
equipment
External
alarm
handheld remote
Control
unit
Standard
fluxgate
compass
NMEA
equipment
Active
compass
SeaTalk
D5191-2